Quotes About Logic

Aristotle's bias toward observation and classification also led him to break completely with the concept of Plato's Forms. He did so not only because they seemed too abstract and logically unwieldy,13 but because they missed certain essential features of reality.

Ah yet, when all is thought and said, The heart still overrules the head.

We cannot unthink unless we are insane.

I am not a prisoner of my reason. - Bad Blood

the grim looks on their faces that they, too, didn't like leaving a battle unfought. I can feel your sadness, Brax sent the thought to me. It is understandable. But that is the unforgiving logic of war. Hard choices have to be made. I know, I sent back. The logic doesn't make the choice any easier. Pray choices like that never become easy.

Se considera insoluble este misterio por las mismas razones que deberían inducir a considerarlo solucionable. (E. A. Poe. Los crímenes de la calle Morgue)

Después resulta fácil continuar, porque si en la realidad hay muchas cosas que suceden por azar, en la ficción casi todo discurre según reglas lógicas.

I am naturally drawn to numbers but one of the ironies of working with numbers is that the more I work with them, the more skeptical I become about purely number-driven arguments.

My life isn't theories and formulae. It's part instinct, part common sense. Logic is as good a word as any, and I've absorbed what logic I have from everything and everyone… from my mother, from training as a ballet dancer, from Vogue magazine, from the laws of life and health and nature.

I probably hold the distinction of being one movie star who, by all laws of logic, should never have made it. At each stage of my career, I lacked the experience.

The moving power of mathematical invention is not reasoning but imagination.

If you are smart enough to add letters to math problems, you're smart enough to dig your own grave.

Chess is a game with simple rules and pieces, a small sixty-four-space board, but there are more possible chess games than there are atoms in the universe.

I wrote code that merely did what it was supposed to do. Simon's solutions were rapid and weird—convoluted, sometimes in a pointless way, often in a way that looked pointless until you saw how elegant it was.

A handful of common sense is worth a bushel of learning.

Someone has described science as an orderly arrangement of what, at the moment, seems to be facts.

The biggest shortage of all is the shortage of common sense.

Two truths cannot contradict one another.

Those who deny the first principle should be flogged or burned until they admit that it is not the same thing to be burned and not burned, or whipped and not whipped.

The knowledge of anything, since all things have causes, is not acquired or complete unless it is known by its causes.

I have faith, but I have faith in human reason

I think, therefore I'll think.

Money demands that you sell, not your weakness to men's stupidity, but your talent to their reason.

Contradictions do not exist. Whenever you think that you are facing a contradiction, check your premises. You will find that one of them is wrong.